A surprising expedition reveals sharks thriving in the hostile environment of Kavachi, a highly active underwater volcano.

Sharks have long been seen as creatures to fear. However, with 150 species of sharks being considered threatened or endangered, there is the very real possibility that sharks will not be a part of ...

“Sharks of the Dead Zone,” which premieres at 9 p.m. Friday as part of Discovery’s Shark Week, sounds a bit frightening. And it is, if you care about the health of our planet. The host of the special ...

As summer heats up in Australia and more people go swimming, concerns about sharks inevitably rise. But what is the real ...

Shark attacks are rare, but hotspots see more activity due to warm waters, surf conditions, and heavy tourism.

"I felt the pressure of the bite." Marine biologist bit in head by shark in stunning attack: 'It was like being hit by a car' ...

He’s not fin-ished. Breton, the nearly 1,500-pound great white shark that went viral for etching a “self-portrait” in the Atlantic Ocean, has again been spotted off Florida shores. The 13-footer, who ...

Earlier this week 13News Now told you about something in the surf biting a 10-year-old in Sandbridge. It is still unknown what bit the 10-year-old, but experts with the Virginia Aquarium are fairly ...

PALO ALTO, Calif. (KGO) -- If you're lucky enough to score a diving trip to Costa Rica, who wouldn't snap a few pictures or take a few videos. But a team of student researchers from Stanford's ...

Scientists have discovered a colossal shark that lived 115 million years ago, long before Megalodon. Using rare fossilized vertebrae and modern imaging, researchers reconstructed this ancient apex ...